Medium severity5.9NVD Advisory· Published Apr 3, 2018· Updated Jun 17, 2026
CVE-2018-4111
CVE-2018-4111
Description
An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "Mail" component. It allows man-in-the-middle attackers to read S/MIME encrypted message content by sending HTML e-mail that references remote resources but lacks a valid S/MIME signature.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <10.13.4
Patches
Vulnerability mechanics
References
3- www.securityfocus.com/bid/103582nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040608nvdThird Party AdvisoryVDB Entry
- support.apple.com/HT208692nvdVendor Advisory
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